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IGCSE Edexcel Chemistry Paper 2C 13th June 2023

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IGCSE Edexcel Chemistry Paper 2C 13th June 2023

How did everyone find the exam?
I thought it went pretty well other than that half equation for formation of oxygen. What did you get for that one?
Reply 2
Original post by catsforever1154
I thought it went pretty well other than that half equation for formation of oxygen. What did you get for that

I got 2H₂O -> O₂ + 4H + 4e
what about you?
Reply 3
what did everyone get for the calculated oxygen in the atmosphere question?
Original post by random10203
I got 2H₂O -> O₂ + 4H + 4e
what about you?

I got the same except I wrote 4H as 2H2
Original post by random10203
what did everyone get for the calculated oxygen in the atmosphere question?


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